Lan"cer (?), n. [Cf. F. lancier.]
1.
One who lances; one who carries a lance; especially, a member of a mounted body of men armed with lances, attached to the cavalry service of some nations.
Wilhelm.
2.
A lancet.
[Obs.]
3. pl. Dancing
A set of quadrilles of a certain arrangement.
[Written also
lanciers.]
© Webster 1913.